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10031113012 = 2215185719379
BaseRepresentation
bin10010101011110011…
…01010001100110100
3221220002022100011011
421111321222030310
5131020431104022
64335213322004
7503403024304
oct112571521464
927802270134
1010031113012
114288335748
121b3b496304
13c3b291c3b
146b2341604
153da9a6977
hex255e6a334

10031113012 has 24 divisors (see below), whose sum is σ = 17692234560. Its totient is φ = 4976270400.

The previous prime is 10031113009. The next prime is 10031113049. The reversal of 10031113012 is 21031113001.

10031113012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10031112983 and 10031113001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507939 + ... + 527317.

It is an arithmetic number, because the mean of its divisors is an integer number (737176440).

Almost surely, 210031113012 is an apocalyptic number.

It is an amenable number.

10031113012 is a deficient number, since it is larger than the sum of its proper divisors (7661121548).

10031113012 is a wasteful number, since it uses less digits than its factorization.

10031113012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20391 (or 20389 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 10031113012 its reverse (21031113001), we get a palindrome (31062226013).

The spelling of 10031113012 in words is "ten billion, thirty-one million, one hundred thirteen thousand, twelve".

Divisors: 1 2 4 151 302 604 857 1714 3428 19379 38758 77516 129407 258814 517628 2926229 5852458 11704916 16607803 33215606 66431212 2507778253 5015556506 10031113012